Added "--usermode" option to facilitate running the script as an ordinary
user by having the relevant environment variables point to the user's X509
proxy instead of using the personal certificate and key.

Made scanning of grid-mapfile-local robust against trailing white space. Warn about
malformed lines.

Updated documentation.

Updated spec file release, URL, copyright and packager.

glite-yaim-3.0.0 was changed for LFC/DPM.

lcg-vomscerts-4.4.0 provides the current and new certs of the
VOMS server for "biomed" and "egeode" (the current one expires
on March 27). The rpm also includes the cert of voms-test.cern.ch to allow
for grid-wide testing of new VOMS features.